#!/bin/bash
# Dedicated Offline Installer for 32-bit Raspberry Pi OS (armv7l)
# Ensures clean installation with proper architecture isolation

set -e

echo "================================="
echo "  TKINTER PLAYER 32-BIT INSTALL "
echo "================================="

# 1. Check architecture
ARCH=$(uname -m)
echo "Architecture: $ARCH"
if [ "$ARCH" != "armv7l" ]; then
    echo "ERROR: This script is for 32-bit Raspberry Pi OS (armv7l) only!"
    echo "Current architecture: $ARCH"
    exit 1
fi

# 2. Check library folder
LIBS_FOLDER="req_libraries_32bit"
if [ ! -d "$LIBS_FOLDER" ]; then
    echo "ERROR: $LIBS_FOLDER not found!"
    echo "Please download 32-bit libraries first."
    exit 1
fi

echo "Library folder: $LIBS_FOLDER"
WHEEL_COUNT=$(ls $LIBS_FOLDER/*.whl | wc -l)
echo "Wheel files: $WHEEL_COUNT"

# 3. Show key 32-bit packages
echo ""
echo "32-bit packages to install:"
if ls $LIBS_FOLDER/bcrypt*.whl >/dev/null 2>&1; then
    BCRYPT_FILE=$(basename $(ls $LIBS_FOLDER/bcrypt*.whl | head -1))
    echo "  BCRYPT: $BCRYPT_FILE"
fi
echo ""

# 4. Clean existing virtual environment
if [ -d ".venv" ]; then
    echo "Removing existing .venv to ensure clean installation..."
    rm -rf .venv
fi

# 5. Create fresh virtual environment
echo "Creating fresh virtual environment..."
python3 -m venv .venv --clear

# 6. Activate environment
echo "Activating virtual environment..."
source .venv/bin/activate

# 7. Ensure we're using the virtual environment
echo "Python location: $(which python)"
echo "Pip location: $(which pip)"

# 8. Upgrade pip
echo "Upgrading pip..."
pip install --upgrade pip

# 9. Install packages with forced 32-bit isolation
echo ""
echo "Installing 32-bit packages (completely isolated)..."
pip install --no-index --no-deps --force-reinstall --find-links $LIBS_FOLDER/ $LIBS_FOLDER/*.whl

# 10. Verify 32-bit installation
echo ""
echo "Verifying 32-bit installation..."
python3 -c "
import sys
print(f'Python executable: {sys.executable}')
print(f'Architecture: $(uname -m)')

try:
    import bcrypt
    print('✅ bcrypt imported successfully')
    # Test bcrypt functionality
    password = b'test'
    hashed = bcrypt.hashpw(password, bcrypt.gensalt())
    if bcrypt.checkpw(password, hashed):
        print('✅ bcrypt functionality test passed')
    else:
        print('❌ bcrypt functionality test failed')
except Exception as e:
    print(f'❌ bcrypt import/test failed: {e}')

try:
    import requests
    print('✅ requests imported successfully')
except Exception as e:
    print(f'❌ requests failed: {e}')

try:
    import vlc
    print('✅ python-vlc imported successfully')
except Exception as e:
    print(f'❌ python-vlc failed: {e}')
"

echo ""
echo "✅ 32-bit installation completed!"
echo ""
echo "Next steps:"
echo "1. source .venv/bin/activate"
echo "2. ./run_app.sh"